<!DOCTYPE html>
<html>
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>HTML table表头固定</title>
    <style>
      table tbody {
        /* display: block; */
        height: 195px;
        overflow-y: scroll;
      }
  
      td {  
        white-space: nowrap;  
        }
    </style>
  </head>

  <body>
    <table width="80%" border="1">
      <thead>
        <tr>
          <th>姓名</th>
          <th>年龄</th>
          <th>出生年月</th>
          <th>手机号码</th>
          <th>单位</th>
        </tr>
      </thead>
      <tbody>
        <tr>
          <td>张三</td>
          <td>18</td>
          <td>1990-9-9</td>
          <td>13682299090</td>
          <td>阿里巴巴</td>
        </tr>
        <tr>
          <td>张三封</td>
          <td>18</td>
          <td>1990-9-9</td>
          <td>13682299090</td>
          <td>阿里巴巴与四十大盗</td>
        </tr>
        <tr>
          <td>张小三</td>
          <td>18</td>
          <td>1990-9-9</td>
          <td>13682299090</td>
          <td>腾讯科技</td>
        </tr>
        <tr>
          <td>张三</td>
          <td>18</td>
          <td>1990-9-9</td>
          <td>13682299090</td>
          <td>浏阳河就业</td>
        </tr>
        <tr>
          <td>张三疯子</td>
          <td>18</td>
          <td>1990-9-9</td>
          <td>13682299090</td>
          <td>阿里巴巴</td>
        </tr>
        <tr>
          <td>张三</td>
          <td>18</td>
          <td>1990-9-9</td>
          <td>13682299090</td>
          <td>阿里巴巴</td>
        </tr>
        <tr>
          <td>张大三</td>
          <td>18</td>
          <td>1990-9-9</td>
          <td>13682299090</td>
          <td>阿里巴巴</td>
        </tr>
        <tr>
          <td>张三五</td>
          <td>18</td>
          <td>1990-9-9</td>
          <td>13682299090</td>
          <td>阿里巴巴</td>
        </tr>
        <tr>
          <td>张刘三</td>
          <td>18</td>
          <td>1990-9-9</td>
          <td>13682299090</td>
          <td>阿里巴巴</td>
        </tr>
        <tr>
          <td>张三</td>
          <td>18</td>
          <td>1990-9-9</td>
          <td>13682299090</td>
          <td>阿里巴巴</td>
        </tr>
      </tbody>
    </table>
  </body>
</html>
